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Joni Mattis

Also known as: Joan E. Mattis

Personal

Born: November 28, 1938

Birthplace: Chicago, Illinois, United States

Years active: 1959-1969

Nationality: American

Ethnicity: Caucasian

Professions: Adult Model (former), Centerfold (former), Playboy Model (former)

Body

Hair color: Brown

Eye color: Brown

Height: 5'2" (or 157 cm) (Petite)

Weight: 86 lbs (or 39 kg)

Measurements: 33-18-32

Bra/cup size: 32B

About Joni Mattis

Joan E. Mattis, better known as Joni, holds a unique distinction as the lightest Playmate of the Month in history. Her career is associated with her appearances in the television programs Playboy After Dark, which aired in 1969, and Playboy's Penthouse, first seen in 1959. Her life unfortunately concluded due to cancer.